HBASE-24974: Provide a flexibility to print only row key and filter for multiple tables in the WALPrettyPrinter (#2345)
Signed-off-by: Bharath Vissapragada <bharathv@apache.org> Signed-off-by: Viraj Jasani <vjasani@apache.org> Signed-off-by: Wellington Chevreuil <wchevreuil@apache.org>
This commit is contained in:
parent
0511089066
commit
84a34be761
|
@ -21,11 +21,14 @@ import java.io.FileNotFoundException;
|
|||
import java.io.IOException;
|
||||
import java.io.PrintStream;
|
||||
import java.util.ArrayList;
|
||||
import java.util.Collections;
|
||||
import java.util.Date;
|
||||
import java.util.HashMap;
|
||||
import java.util.HashSet;
|
||||
import java.util.Iterator;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.Set;
|
||||
import org.apache.hadoop.conf.Configuration;
|
||||
import org.apache.hadoop.fs.FileSystem;
|
||||
import org.apache.hadoop.fs.Path;
|
||||
|
@ -34,7 +37,6 @@ import org.apache.hadoop.hbase.CellUtil;
|
|||
import org.apache.hadoop.hbase.HBaseConfiguration;
|
||||
import org.apache.hadoop.hbase.HBaseInterfaceAudience;
|
||||
import org.apache.hadoop.hbase.PrivateCellUtil;
|
||||
import org.apache.hadoop.hbase.TableName;
|
||||
import org.apache.hadoop.hbase.Tag;
|
||||
import org.apache.hadoop.hbase.regionserver.wal.ProtobufLogReader;
|
||||
import org.apache.hadoop.hbase.util.Bytes;
|
||||
|
@ -79,9 +81,12 @@ public class WALPrettyPrinter {
|
|||
private boolean outputJSON;
|
||||
// The following enable filtering by sequence, region, and row, respectively
|
||||
private long sequence;
|
||||
private String table;
|
||||
|
||||
// List of tables for filter
|
||||
private final Set<String> tableSet;
|
||||
private String region;
|
||||
private String row;
|
||||
private boolean outputOnlyRowKey;
|
||||
// enable in order to output a single list of transactions from several files
|
||||
private boolean persistentOutput;
|
||||
private boolean firstTxn;
|
||||
|
@ -99,9 +104,10 @@ public class WALPrettyPrinter {
|
|||
outputValues = false;
|
||||
outputJSON = false;
|
||||
sequence = -1;
|
||||
table = null;
|
||||
tableSet = new HashSet<>();
|
||||
region = null;
|
||||
row = null;
|
||||
outputOnlyRowKey = false;
|
||||
persistentOutput = false;
|
||||
firstTxn = true;
|
||||
out = System.out;
|
||||
|
@ -147,11 +153,11 @@ public class WALPrettyPrinter {
|
|||
}
|
||||
|
||||
/**
|
||||
* Sets the table filter. Only log entries for this table are printed.
|
||||
* @param table table name to set.
|
||||
* Sets the tables filter. Only log entries for these tables are printed.
|
||||
* @param tablesWithDelimiter table names separated with comma.
|
||||
*/
|
||||
public void setTableFilter(String table) {
|
||||
this.table = table;
|
||||
public void setTableFilter(String tablesWithDelimiter) {
|
||||
Collections.addAll(tableSet, tablesWithDelimiter.split(","));
|
||||
}
|
||||
/**
|
||||
* sets the region by which output will be filtered
|
||||
|
@ -165,7 +171,7 @@ public class WALPrettyPrinter {
|
|||
}
|
||||
|
||||
/**
|
||||
* sets the region by which output will be filtered
|
||||
* sets the row key by which output will be filtered
|
||||
*
|
||||
* @param row
|
||||
* when not null, serves as a filter; only log entries from this row
|
||||
|
@ -175,6 +181,13 @@ public class WALPrettyPrinter {
|
|||
this.row = row;
|
||||
}
|
||||
|
||||
/**
|
||||
* Option to print the row key only in case you just need the row keys from the WAL
|
||||
*/
|
||||
public void setOutputOnlyRowKey() {
|
||||
this.outputOnlyRowKey = true;
|
||||
}
|
||||
|
||||
/**
|
||||
* sets the position to start seeking the WAL file
|
||||
* @param position
|
||||
|
@ -274,7 +287,8 @@ public class WALPrettyPrinter {
|
|||
Map<String, Object> txn = key.toStringMap();
|
||||
long writeTime = key.getWriteTime();
|
||||
// check output filters
|
||||
if (table != null && !((TableName) txn.get("table")).toString().equals(table)) {
|
||||
if (!tableSet.isEmpty() &&
|
||||
!tableSet.contains(txn.get("table").toString())) {
|
||||
continue;
|
||||
}
|
||||
if (sequence >= 0 && ((Long) txn.get("sequence")) != sequence) {
|
||||
|
@ -287,7 +301,7 @@ public class WALPrettyPrinter {
|
|||
List<Map<String, Object>> actions = new ArrayList<>();
|
||||
for (Cell cell : edit.getCells()) {
|
||||
// add atomic operation to txn
|
||||
Map<String, Object> op = new HashMap<>(toStringMap(cell));
|
||||
Map<String, Object> op = new HashMap<>(toStringMap(cell, outputOnlyRowKey));
|
||||
if (outputValues) {
|
||||
op.put("value", Bytes.toStringBinary(CellUtil.cloneValue(cell)));
|
||||
}
|
||||
|
@ -342,16 +356,20 @@ public class WALPrettyPrinter {
|
|||
out.println("cell total size sum: " + op.get("total_size_sum"));
|
||||
}
|
||||
|
||||
public static Map<String, Object> toStringMap(Cell cell) {
|
||||
public static Map<String, Object> toStringMap(Cell cell, boolean printRowKeyOnly) {
|
||||
Map<String, Object> stringMap = new HashMap<>();
|
||||
stringMap.put("row",
|
||||
Bytes.toStringBinary(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength()));
|
||||
Bytes.toStringBinary(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength()));
|
||||
|
||||
if (printRowKeyOnly) {
|
||||
return stringMap;
|
||||
}
|
||||
stringMap.put("type", cell.getType());
|
||||
stringMap.put("family", Bytes.toStringBinary(cell.getFamilyArray(), cell.getFamilyOffset(),
|
||||
cell.getFamilyLength()));
|
||||
cell.getFamilyLength()));
|
||||
stringMap.put("qualifier",
|
||||
Bytes.toStringBinary(cell.getQualifierArray(), cell.getQualifierOffset(),
|
||||
cell.getQualifierLength()));
|
||||
Bytes.toStringBinary(cell.getQualifierArray(), cell.getQualifierOffset(),
|
||||
cell.getQualifierLength()));
|
||||
stringMap.put("timestamp", cell.getTimestamp());
|
||||
stringMap.put("vlen", cell.getValueLength());
|
||||
if (cell.getTagsLength() > 0) {
|
||||
|
@ -360,13 +378,17 @@ public class WALPrettyPrinter {
|
|||
while (tagsIterator.hasNext()) {
|
||||
Tag tag = tagsIterator.next();
|
||||
tagsString
|
||||
.add((tag.getType()) + ":" + Bytes.toStringBinary(Tag.cloneValue(tag)));
|
||||
.add((tag.getType()) + ":" + Bytes.toStringBinary(Tag.cloneValue(tag)));
|
||||
}
|
||||
stringMap.put("tag", tagsString);
|
||||
}
|
||||
return stringMap;
|
||||
}
|
||||
|
||||
public static Map<String, Object> toStringMap(Cell cell) {
|
||||
return toStringMap(cell, false);
|
||||
}
|
||||
|
||||
public static void main(String[] args) throws IOException {
|
||||
run(args);
|
||||
}
|
||||
|
@ -386,11 +408,14 @@ public class WALPrettyPrinter {
|
|||
options.addOption("h", "help", false, "Output help message");
|
||||
options.addOption("j", "json", false, "Output JSON");
|
||||
options.addOption("p", "printvals", false, "Print values");
|
||||
options.addOption("t", "table", true, "Table name to filter by.");
|
||||
options.addOption("t", "tables", true,
|
||||
"Table names (comma separated) to filter by; eg: test1,test2,test3 ");
|
||||
options.addOption("r", "region", true,
|
||||
"Region to filter by. Pass encoded region name; e.g. '9192caead6a5a20acb4454ffbc79fa14'");
|
||||
options.addOption("s", "sequence", true,
|
||||
"Sequence to filter by. Pass sequence number.");
|
||||
options.addOption("k", "outputOnlyRowKey", false,
|
||||
"Print only row keys");
|
||||
options.addOption("w", "row", true, "Row to filter by. Pass row name.");
|
||||
options.addOption("g", "goto", true, "Position to seek to in the file");
|
||||
|
||||
|
@ -412,6 +437,9 @@ public class WALPrettyPrinter {
|
|||
if (cmd.hasOption("j")) {
|
||||
printer.enableJSON();
|
||||
}
|
||||
if (cmd.hasOption("k")) {
|
||||
printer.setOutputOnlyRowKey();
|
||||
}
|
||||
if (cmd.hasOption("t")) {
|
||||
printer.setTableFilter(cmd.getOptionValue("t"));
|
||||
}
|
||||
|
|
Loading…
Reference in New Issue